Gregory Deis

Practice Areas

Greg Deis is a former Assistant U.S. Attorney who currently serves as global co-chair of Mayer Brown's Global Investigations & White Collar Defense practice and co-leader of Mayer Brown’s Litigation & Dispute Resolution Practice in Chicago. Greg regularly represents clients in high-stakes criminal and regulatory investigations and complex civil litigation. A Fellow of the American College of Trial Lawyers, Greg is a seasoned trial lawyer, having served as lead trial counsel in numerous civil and criminal trials and arbitrations.